Home / 3,092.20-4,637.40-1,706.20

Finding the Fourth Proportional to 3,092.20, 4,637.40 and 1,706.20

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Solution

The fourth proportional to 3,092.20, 4,637.40 and 1,706.20 is: 2,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.20 : 4,637.40 = 1,706.20 : x
  2. Step 2: Convert to fraction form
    3,092.20/4,637.40 = 1,706.20/x
  3. Step 3: Cross multiply
    3,092.20x = 4,637.40 × 1,706.20
  4. Step 4: Simplify right side
    3,092.20x = 7,912,331.88
  5. Step 5: Solve for x
    x = 7,912,331.88/3,092.20
  6. Step 6: Final answer
    x = 2,558.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.